Home / 199,419,373.20-299,157,053.40-63,090,541.20

Finding the Fourth Proportional to 199,419,373.20, 299,157,053.40 and 63,090,541.20

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Solution

The fourth proportional to 199,419,373.20, 299,157,053.40 and 63,090,541.20 is: 94,644,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,419,373.20 : 299,157,053.40 = 63,090,541.20 : x
  2. Step 2: Convert to fraction form
    199,419,373.20/299,157,053.40 = 63,090,541.20/x
  3. Step 3: Cross multiply
    199,419,373.20x = 299,157,053.40 × 63,090,541.20
  4. Step 4: Simplify right side
    199,419,373.20x = 18,873,980,402,803,300
  5. Step 5: Solve for x
    x = 18,873,980,402,803,300/199,419,373.20
  6. Step 6: Final answer
    x = 94,644,668.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.